Carlos and Susan start talking, which they never did before, making Mike think they're having an affair; Lee turns Renée into an unlikely mother figure for Jenny; Lynette grows suspicious of Lydia and her fiancée.
Bree enjoys helping Ben prepare for his social real estate development building project, until she discovers it's on the very spot where the gang buried Gaby's stepfather. The bulldozers are ordered for the next day, so the trio must dig Alejandro up on Halloween night. Painting teacher intended to use 'TA' Susan as free babysitter when he has custody of utterly neglected pre-teen son Jasper, but she won't stand by shameless parental failure. Lynette's dirty tricks to rival pointlessly with Tom's classy girlfriend over a Halloween costume for Penny backfire.
Bree is stunned to learn who dug up Alejandro; Lynette spreads untruths about Jane to Penny; Gabrielle and Carlos must convince Lee and Bob that Juanita and Celia aren't the bad seeds that they used to be; Susan desperately searches her inner self.
Detective Chuck Vance begins harassing Bree as his suspicions about her involvement in the disappearance of Alejandro grow; after using the murder of Gaby's stepfather as inspiration for her art school projects, Susan must find a way to graciously decline art school teacher Andre's invitation to display and sell her paintings at a gallery showing; when Carlos's drinking gets in the way of his ability to work, Gaby goes to the office in an effort to save his business from losing a multi-million dollar account; and on the occasion of their 22-year anniversary, Lynette ...
With Carlos still in rehab, Gaby asks for Lynette's help in wooing a high-stakes company to sign with her husband's firm; Renee talks Bree into getting out of the house and having some fun at a pickup bar; in an attempt to ease her guilt, Susan pays a covert visit to Alejandro's family to see how they've been holding up since he went missing; and Mike discovers some inconsistencies with Ben's real estate project.
Bree's life continues to spiral as her alcohol consumption rises -- as does her lust for men; Lynette goes out on her first date since separating with Tom -- with Renee's hairdresser; Alejandro's current wife suspects foul play is afoot and has a confrontation with Susan; Gaby discovers that Alejandro's step-daughter was also abused by this wretched man; and Ben has special plans in store for Renee.
Susan is in for a shock when daughter Julie pays a visit and shows up six months pregnant; Bree's alcohol consumption and lust for men continues to dominate and ruin her life; Lynette's first sexual encounter since separating from Tom doesn't quite end in fireworks; and Gaby's attempt to sooth Juanita when she doesn't receive a Valentine's Day card from a boy she has a crush on backfires.
Susan tells Porter that she'll set up a nursery and watch over his and Julie's baby after Lynette firmly tells her son that she will not help raise her future granddaughter; Orson convinces Bree to go away with him to the Maine countryside - perhaps never returning to Wisteria Lane; Karen pleads with Gaby not to tell Roy about her condition; and good deeds never go unpunished when, after paying off Ben's loan shark, the thug sets his eyes on destroying Renee's life.
Susan convinces Mike to go to the police when she discovers that Ben's loanshark is out to get him; Gaby is justifiably concerned when Carlos exhibits some strange behavior on his first day back to work; Tom's girlfriend, Jane, drops a bombshell on Lynette during Penny's birthday party; and Mrs. McCluskey, who is suffering from terminal cancer, asks Bree to help put an end to her life.